How Often To Change Thermostat In Car. Generally its a good idea to replace your thermostat roughly as often as you replace your climate control systems. As far as cost savings sometimes the most economical.
Replace the thermostat. Corrosion can damage the radiator water pump thermostat radiator cap hoses and other parts of the cooling system as well as to the vehicle heater system. We tend to agree that thermostats normally last a long time and so replacing them too soon might not be the best use of your hard-earned car parts money.
A faulty thermostat can certainly cause this light to come on.
The hoses must be disconnected when replacing a radiator water pump thermostat or heater core. A car thermostat is a vital part of your engine and car as it controls the temperature of your engine. The coolant must be drained to replace the hoses. Your thermostat should adjust to new settings as soon as you input them into the system.
